Colorado state map.

From the Colorado Department of Transportation

TRA1.10/INTERNET

Library has 1992, 1993, 1997, 1999, and 2002.

1992, side A (PDF) 1992, side B (PDF)
1993, side A (PDF) 1993, side B (PDF)
1997, side A (PDF) 1997, side B (PDF)
1999, side A (PDF) 1999, side B (PDF)
2002, side A (PDF) 2002, side B (PDF)